def run_forever_not_recorded():
sim.setup(1.0)
stim = sim.Population(1, sim.SpikeSourcePoisson(rate=10.0))
pop = sim.Population(255, sim.IF_curr_exp(tau_syn_E=1.0), label="pop")
sim.Projection(
stim, pop, sim.AllToAllConnector(), sim.StaticSynapse(weight=20.0))
conn = DatabaseConnection(
start_resume_callback_function=start_callback,
stop_pause_callback_function=stop_callback, local_port=None)
SpynnakerExternalDevicePluginManager.add_database_socket_address(
conn.local_ip_address, conn.local_port, None)
sim.external_devices.run_forever()
sim.end()
def run_forever_recorded():
sim.setup(1.0)
source_spikes = range(0, 5000, 100)
stim = sim.Population(1, sim.SpikeSourceArray(source_spikes))
pop = sim.Population(255, sim.IF_curr_exp(tau_syn_E=1.0), label="pop")
sim.Projection(stim, pop, sim.AllToAllConnector(),
sim.StaticSynapse(weight=20.0))
pop.record(["v", "spikes"])
conn = DatabaseConnection(start_resume_callback_function=start_callback,
stop_pause_callback_function=stop_callback,
local_port=None)
SpynnakerExternalDevicePluginManager.add_database_socket_address(
conn.local_ip_address, conn.local_port, None)
sim.external_devices.run_forever()
spikes = pop.get_data("spikes").segments[0].spiketrains
sim.end()
for spiketrain in spikes:
assert (len(spiketrain) > 0)
for spike, source in zip(spiketrain, source_spikes[:len(spiketrain)]):
assert (spike > source)
assert (spike < source + 10)
# Setup recording
spike_input.record('spikes')
receive_pop.record('spikes')
receive_reward_pop.record('all')
# -----------------------------------------------------------------------------
# Configure Visualiser
# -----------------------------------------------------------------------------
print("UDP_PORT1: {}".format(UDP_PORT1))
print("x_fact: {}, y_fact: {}".format(x_factor1, y_factor1))
print("x_bits: {}, y_bits: {}".format(
np.uint32(np.ceil(np.log2(X_RESOLUTION / x_factor1))),
np.uint32(np.ceil(np.log2(Y_RESOLUTION / y_factor1)))))
d_conn = DatabaseConnection(local_port=None)
print("\nRegister visualiser process")
d_conn.add_database_callback(
functools.partial(start_visualiser,
pop_label=b1.label,
xr=x_factor1,
yr=y_factor1,
xb=np.uint32(np.ceil(np.log2(X_RESOLUTION / x_factor1))),
yb=np.uint32(np.ceil(np.log2(Y_RESOLUTION / y_factor1))),
key_conn=key_input_connection))
p.external_devices.add_database_socket_address("localhost", d_conn.local_port,
None)
# -----------------------------------------------------------------------------
